OT-2026-000085217
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, sustained blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000085217) never changes.
Identity and time
| Publication number | OT-2026-000085217 · never reused |
|---|---|
| Internal UUID | 01a0ae99-43ba-778d-b9f2-6d99aba2e5dc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:01:15.103896Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000085217 |
| Status | PUBLIC |
Content hashes
| Canonical text | 529d3add5e24bebe45f24bb47b644f56050912f5af02527e0df7b008488fcd7c |
|---|---|
| Markdown | 6b3d9418010a8027bfd318ebaf11e2730e8d731ee1a280e41837e48a956a84f1 |
| Publication page | 46b934b1f24b27a9ffe7f5fac21742f86eafb8d44200d4827a43b0b4f86893dc |
| Manifest | a1a5467bdb284b8acb865091fd4536890c7e92d92c162d1ce2e08035fbe684d3 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | El41DloLNlvlTNQAzomQT3mlOXyIKlEYOuTJ5lV9nUhn6lnK6V73nHzV07/VFXedzDN6QHx8j6WeYegnGDHDCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-10-27T04:41:04.351499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000085217observed 46b934b1f24b27a9ffe7f5fac21742f8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-27T04:41:04.274380Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000085217/manifest.jsonobserved a1a5467bdb284b8acb865091fd453689...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T04:41:04.137520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000085217/publication.mdobserved 6b3d9418010a8027bfd318ebaf11e273...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T04:41:04.030444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000085217/publication.txtobserved 529d3add5e24bebe45f24bb47b644f56...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T12:41:38.548052Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000085217observed 46b934b1f24b27a9ffe7f5fac21742f8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T12:41:38.474372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000085217/manifest.jsonobserved a1a5467bdb284b8acb865091fd453689...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T12:41:38.392774Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000085217/publication.mdobserved 6b3d9418010a8027bfd318ebaf11e273...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T12:41:38.230498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000085217/publication.txtobserved 529d3add5e24bebe45f24bb47b644f56...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|